Meta Box Group’s Number Sub Field Values Sum

In the Bricks Facebook group a user asked:

I have a metabox clonable group. I have a field in there named "Price" and I'd like to add a "Total" field like in the image.

I've tried this with custom code, but I can't seem to manage it since its in a query. Does bricks have a calculation possibility?

We can define a custom function that takes a Meta Box group ID, the sub field ID and optionally, the post ID and returns the total of the specified sub field values for all rows for a post (current one by default). Then echo this function in a Basic Text element in the Bricks editor.

Step 1

Set up a cloneable Meta Box group for your post type.

Edit the posts of your post type and populate the field.

Step 2

Add the following in child theme's functions.php (w/o the opening PHP tag) or a code snippets plugin: